CompTIACompTIA
DA0-001 · Question #393
DA0-001 Question #393: Real Exam Question with Answer & Explanation
Sign in or unlock DA0-001 to reveal the answer and full explanation for question #393. The question stem and answer options stay visible for context.
Data Concepts and Environments
Question
A business intelligence engineer needs to reduce the size of a data model for reporting purposes. The data set contains more than one million rows, and the table has a date-time column named Date. Which of the following should the analyst do to complete this task?
Options
- AChange the data type of the Date column to text.
- BTrim the date.
- CRound the hour of the Date column to the start of the hour.
- DSplit the Date column into two columns--time and date.
Unlock DA0-001 to see the answer
You've previewed enough free DA0-001 questions. Unlock DA0-001 for full answers, explanations, the timed quiz mode, progress tracking, and the master PDF. Question stem and options stay visible so you can still see what's on the exam.
Topics
#Data Modeling#Data Optimization#Data Types#Storage Efficiency